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-
-
- #ifndef __i386__
- # error "This program can't compile or run on non-intel computers"
- #else
-
- #include <stdio.h>
- #include <stdlib.h>
- #include <unistd.h>
- #include <string.h>
-
- #ifdef __FreeBSD__
-
- #include <fcntl.h>
- #include <machine/cpufunc.h>
-
- #define OUTB(data, port) outb(port, data)
- #define OUTW(data, port) outw(port, data)
- #define OUTL(data, port) outl(port, data)
-
- #else
-
- #include <sys/io.h>
-
- #define OUTB(data, port) outb(data, port)
- #define OUTW(data, port) outw(data, port)
- #define OUTL(data, port) outl(data, port)
-
- #endif
-
-
-
- enum vortex_cmd {
- TotalReset = 0<<11, SelectWindow = 1<<11, StartCoax = 2<<11,
- RxDisable = 3<<11, RxEnable = 4<<11, RxReset = 5<<11,
- UpStall = 6<<11, UpUnstall = (6<<11)+1,
- DownStall = (6<<11)+2, DownUnstall = (6<<11)+3,
- RxDiscard = 8<<11, TxEnable = 9<<11, TxDisable = 10<<11, TxReset = 11<<11,
- FakeIntr = 12<<11, AckIntr = 13<<11, SetIntrEnb = 14<<11,
- SetStatusEnb = 15<<11, SetRxFilter = 16<<11, SetRxThreshold = 17<<11,
- SetTxThreshold = 18<<11, SetTxStart = 19<<11,
- StartDMAUp = 20<<11, StartDMADown = (20<<11)+1, StatsEnable = 21<<11,
- StatsDisable = 22<<11, StopCoax = 23<<11, SetFilterBit = 25<<11,
- };
-
- enum Window0 {
- Wn0EepromCmd = 10,
- Wn0EepromData = 12,
- IntrStatus=0x0E,
- };
-
- enum Win0_EEPROM_cmds {
- EEPROM_Read = 2, EEPROM_WRITE = 1, EEPROM_ERASE = 3,
- EEPROM_EWENB = 0xC,
- EEPROM_EWDIS = 0x0,
- };
-
- #define debug 1
- static void write_eeprom(long ioaddr, int addrlen, int index, int value)
- {
- int timer;
-
-
- for (timer = 1620; inw(ioaddr + Wn0EepromCmd) & 0x8000;)
- if (--timer < 0)
- goto error_return;
-
- OUTW(3 << (addrlen-2), ioaddr + Wn0EepromCmd);
- for (timer = 400; inw(ioaddr + Wn0EepromCmd) & 0x8000;) {
- if (--timer < 0)
- goto error_return;
- }
- if (debug)
- fprintf(stderr, "EEPROM write enable took %d ticks!\n", 400 - timer);
- OUTW((EEPROM_ERASE << addrlen) + index, ioaddr + Wn0EepromCmd);
- for (timer = 16000; inw(ioaddr + Wn0EepromCmd) & 0x8000;)
- if (--timer < 0) {
- fprintf(stderr, "EEPROM failed to erase index %d!\n", index);
- return;
- }
- if (debug)
- fprintf(stderr, "EEPROM erased index %d after %d ticks!\n",
- index, 16000-timer);
- OUTW(3 << (addrlen-2), ioaddr + Wn0EepromCmd);
- for (timer = 400; inw(ioaddr + Wn0EepromCmd) & 0x8000;) {
- if (--timer < 0)
- goto error_return;
- }
- if (debug)
- fprintf(stderr, "EEPROM write enable took %d ticks!\n", 400-timer);
- OUTW(value, ioaddr + Wn0EepromData);
- OUTW((EEPROM_WRITE << addrlen) + index, ioaddr + Wn0EepromCmd);
- for (timer = 16000; inw(ioaddr + Wn0EepromCmd) & 0x8000;)
- if (--timer < 0)
- goto error_return;
- if (debug)
- fprintf(stderr, "EEPROM wrote index %d with 0x%4.4x after %d ticks!\n",
- index, value, 16000-timer);
- return;
- error_return:
- fprintf(stderr, "Failed to write EEPROM location %d with 0x%4.4x!\n",
- index, value);
- }
-
- int main(int argc, char **argv)
- {
- unsigned int i, j, n;
- unsigned int ioaddr;
- unsigned long recvrstat;
- unsigned char buf[128];
- unsigned char b;
-
- if (argc != 3) {
- printf
- ("Usage: romid ioaddr [erase|protect|unprotect|id|bootrom|read >file|prog <file]\n");
- exit(-1);
- }
- #ifdef __FreeBSD__
-
- open("/dev/io", O_RDONLY, 0);
- #else
- setuid(0);
- if (iopl(3)) {
- perror("iopl()");
- exit(1);
- }
- #endif
-
- sscanf(argv[1], "%x", &ioaddr);
-
- OUTW(0x803, ioaddr + 0xe);
- recvrstat = inl(ioaddr);
-
-
- OUTL((recvrstat & 0xf00fffff) | 0x00600000, ioaddr);
-
-
- OUTW(0x800, ioaddr + 0xe);
-
- if (strcmp(argv[2], "erase") == 0) {
-
- OUTL(0x5555, ioaddr + 0x4);
- OUTB(0xaa, ioaddr + 0x8);
- OUTL(0x2aaa, ioaddr + 0x4);
- OUTB(0x55, ioaddr + 0x8);
- OUTL(0x5555, ioaddr + 0x4);
- OUTB(0x80, ioaddr + 0x8);
- OUTL(0x5555, ioaddr + 0x4);
- OUTB(0xaa, ioaddr + 0x8);
- OUTL(0x2aaa, ioaddr + 0x4);
- OUTB(0x55, ioaddr + 0x8);
- OUTL(0x5555, ioaddr + 0x4);
- OUTB(0x10, ioaddr + 0x8);
- printf("Bios ROM at %04x has been erased\n", ioaddr);
- } else if (strcmp(argv[2], "protect") == 0) {
- OUTL(0x5555, ioaddr + 0x4);
- OUTB(0xaa, ioaddr + 0x8);
- OUTL(0x2aaa, ioaddr + 0x4);
- OUTB(0x55, ioaddr + 0x8);
- OUTL(0x5555, ioaddr + 0x4);
- OUTB(0xa0, ioaddr + 0x8);
- printf
- ("Software Data Protection for Bios ROM at %04x has been enabled\n",
- ioaddr);
- } else if (strcmp(argv[2], "unprotect") == 0) {
- OUTL(0x5555, ioaddr + 0x4);
- OUTB(0xaa, ioaddr + 0x8);
- OUTL(0x2aaa, ioaddr + 0x4);
- OUTB(0x55, ioaddr + 0x8);
- OUTL(0x5555, ioaddr + 0x4);
- OUTB(0x80, ioaddr + 0x8);
- OUTL(0x5555, ioaddr + 0x4);
- OUTB(0xaa, ioaddr + 0x8);
- OUTL(0x2aaa, ioaddr + 0x4);
- OUTB(0x55, ioaddr + 0x8);
- OUTL(0x5555, ioaddr + 0x4);
- OUTB(0x20, ioaddr + 0x8);
- printf
- ("Software Data Protection for Bios ROM at %04x has been disabled\n",
- ioaddr);
- } else if (strcmp(argv[2], "id") == 0) {
- OUTL(0x5555, ioaddr + 0x4);
- OUTB(0xaa, ioaddr + 0x8);
- OUTL(0x2aaa, ioaddr + 0x4);
- OUTB(0x55, ioaddr + 0x8);
- OUTL(0x5555, ioaddr + 0x4);
- OUTB(0x90, ioaddr + 0x8);
-
- printf("Manufacturer ID - ");
-
- OUTL(0x0000, ioaddr + 0x4);
- printf("%02x\n", inb(ioaddr + 0x8));
-
- OUTL(0x0001, ioaddr + 0x4);
- printf("Device ID - %02x\n", inb(ioaddr + 0x8));
-
- OUTL(0x5555, ioaddr + 0x4);
- OUTB(0xaa, ioaddr + 0x8);
- OUTL(0x2aaa, ioaddr + 0x4);
- OUTB(0x55, ioaddr + 0x8);
- OUTL(0x5555, ioaddr + 0x4);
- OUTB(0xf0, ioaddr + 0x8);
- } else if(strcmp(argv[2], "bootrom") == 0) {
- printf("bootrom fix\n");
- write_eeprom(ioaddr, 6, 19, 0x160);
- } else if (strcmp(argv[2], "read") == 0) {
- for (i = 0; i < 65536; i++) {
- OUTL(i, ioaddr + 0x4);
- b = inb(ioaddr + 0x8);
- write(1, &b, 1);
- }
- } else if (strcmp(argv[2], "prog") == 0) {
-
- for (i = 0, n = 0; i < 65536; i += n) {
- n = read(0, buf, 128);
- if (n == 0)
- break;
- if (n < 0) {
- perror("File Error");
- exit(-3);
- }
-
- OUTL(0x5555, ioaddr + 0x4);
- OUTB(0xaa, ioaddr + 0x8);
- OUTL(0x2aaa, ioaddr + 0x4);
- OUTB(0x55, ioaddr + 0x8);
- OUTL(0x5555, ioaddr + 0x4);
- OUTB(0xa0, ioaddr + 0x8);
- for (j = 0; j < n; j++) {
- OUTL(i + j, ioaddr + 0x4);
- OUTB(buf[j], ioaddr + 0x8);
- }
-
- while (inb(ioaddr + 0x8) != buf[j - 1]);
- }
- }
-
-
- OUTW(0x803, ioaddr + 0xe);
-
- OUTL(recvrstat, ioaddr);
- return 0;
- }
-
- #endif
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